Buffer Access with Incorrect Length Value Affecting kernel-cross-headers package, versions <0:4.18.0-240.el8


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-ORACLE8-KERNELCROSSHEADERS-2562571
  • published10 Apr 2022
  • disclosed27 May 2021

Introduced: 27 May 2021

CVE-2020-10774  (opens in a new tab)
CWE-805  (opens in a new tab)

How to fix?

Upgrade Oracle:8 kernel-cross-headers to version 0:4.18.0-240.el8 or higher.
This issue was patched in ELSA-2020-4431.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-cross-headers package and not the kernel-cross-headers package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

A memory disclosure flaw was found in the Linux kernel's versions before 4.18.0-193.el8 in the sysctl subsystem when reading the /proc/sys/kernel/rh_features file. This flaw allows a local user to read uninitialized values from the kernel memory. The highest threat from this vulnerability is to confidentiality.

CVSS Scores

version 3.1